*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled as on Aug 30, 1990:	Kuma ; Fine-silty, mixed Pachic Argiustolls
Revised to SSL:	(unnamed) ; Fine-silty, mixed, mesic Pachic Argiustoll

				United States Department of Agriculture
SSL	-	Project	CP91CO012   GREELEY COUNTY	Natural Resources Conservation Service
	-	Site ID	S1990CO063003   Lat: 39° 17' 57.00" north  Long: 102° 31' 6.99" west  MLRA: 67B	National Soil Survey Center
	-	Pedon No.	91P0043	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
91P00252	Ap	Ap	0-15				SIL	L
91P00253	AB1	AB1	15-30				SIL	SIL
91P00254	AB2	AB2	30-45				SIL	L
91P00255	AB3	AB3	45-60				SIL	L
91P00256	Bt1	BtB1	60-83				SICL	L
91P00257	Bt2	BtB2	83-111				SICL	CL
91P00258	Bt3	BtB3	111-152				SICL	CL
91P00259	Ap	Ap	0-15				SIL	L

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.74	(NA)
Clay, carbonate free, Weighted Average	30	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	30	% wt
LE, Whole Soil, Summed to 1m	0	cm/m
Weighted averages based on control section: 60-110 cm

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a		3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
91P00252	0-15	Ap	S	l	25.9	49.0	25.1	12.4		16.3	32.7	21.1	1.2	1.6	1.0	0.2	1	--	--	5	1
91P00253	15-30	AB1	S	sil	24.8	52.1	23.1	8.5		20.4	31.7	18.5	1.1	1.9	1.3	0.3	--	--	--	5
91P00254	30-45	AB2	S	l	21.8	45.0	33.2	9.9		16.0	29.0	25.2	2.0	3.0	2.1	0.9	1	--	--	9	1
91P00255	45-60	AB3	S	l	18.5	39.2	42.3	11.4		11.4	27.8	30.7	2.9	4.2	3.6	0.9	tr	--	--	12
91P00256	60-83	Bt1	S	l	22.9	42.9	34.2	17.2		16.0	26.9	27.2	1.8	2.3	2.0	0.9	1	--	--	8	1
91P00257	83-111	Bt2	S	cl	35.5	40.3	24.2	23.7		15.2	25.1	21.1	1.0	1.2	0.6	0.3	tr	--	--	3
91P00258	111-152	Bt3	S	cl	27.6	44.0	28.4	16.7		15.6	28.4	18.1	2.0	3.3	3.5	1.5	tr	tr	--	10
91P00259	0-15	Ap	S	l	23.6	41.1	35.3			13.4	27.7	27.5	1.9	3.1	2.1	0.7	--	--	--	8

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				4A1d	4A1h			4B1c	4B1c	3C2a1a		3D1		4C1	3F1a1a	8D1	8D1
91P00252	0-15	Ap	S	1.28	1.44	0.040		30.8	28.3	13.6		1.024		0.19	14	0.89	0.53
91P00253	15-30	AB1	S	1.26	1.41	0.038		30.7	30.2	12.6		1.024		0.22	4	0.84	0.51
91P00254	30-45	AB2	S	1.18	1.29	0.030		31.9	29.6	10.2		1.019		0.23		0.78	0.47
91P00255	45-60	AB3	S	1.31	1.44	0.032		26.7	23.5	8.8		1.016		0.19		0.79	0.48
91P00256	60-83	Bt1	S	1.35	1.53	0.042		25.6	23.4	11.1		1.021		0.17		0.76	0.48
91P00257	83-111	Bt2	S	1.35	1.69	0.078		33.1	30.2	17.0		1.032		0.18		0.72	0.48
91P00258	111-152	Bt3	S	1.37	1.81	0.097		32.3	28.8	13.1		1.025		0.22		0.73	0.47
91P00259	0-15	Ap	S							11.2		1.021				0.82	0.47

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

Carbon  &  Extractions				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-
				(- - - - - Total - - - - -)			Est	OC	C/N	(- - - Dith-Cit Ext - - -)			(- - - - - - Ammonium Oxalate Extraction - - - - - -)						(- - - Na Pyro-Phosphate - - -)
	Depth			C	N	S	OC	(WB)	Ratio	Fe	Al	Mn	Al+½Fe	ODOE	Fe	Al	Si	Mn	C	Fe	Al	Mn
Layer	(cm)	Horz	Prep	(- - - - - - - - - - % of <2 mm - - - - - - - - - -)						(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)								mg kg-1	(- - - - - - % of < 2mm - - - - -)
					6B3a			6A1c		6C2b
91P00252	0-15	Ap	S		0.179			1.90		0.6
91P00253	15-30	AB1	S		0.112			1.06		0.6
91P00254	30-45	AB2	S		0.091			0.94		0.6
91P00255	45-60	AB3	S		0.065			0.76		0.6
91P00256	60-83	Bt1	S					0.51		0.6
91P00257	83-111	Bt2	S					0.50
91P00258	111-152	Bt3	S		0.047			0.50
91P00259	0-15	Ap	S		0.121			1.37

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b		6H5a			5A3a	5A8b			5C3	5C1
91P00252	0-15	Ap	S	29.7*	2.6	tr	2.6		0.4				23.1			99	100
91P00253	15-30	AB1	S	21.3*	2.4	--	1.8		1.4				20.9			95	100
91P00254	30-45	AB2	S	15.9*	2.0	--	1.2		0.5				17.0			97	100
91P00255	45-60	AB3	S	12.7*	1.9	--	0.7		0.3				14.7			98	100
91P00256	60-83	Bt1	S	14.2*	3.2	--	0.5		0.7				17.5			96	100
91P00257	83-111	Bt2	S	19.7*	5.2	tr	0.9		0.9				25.4			97	100
91P00258	111-152	Bt3	S	16.2*	4.1	--	0.7	21.0	1.2			22.2	20.2			95	100
91P00259	0-15	Ap	S	23.1*	2.2	0.1	2.1		0.1				19.4			100	100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

Salt				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)																	1:2
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				6N1b	6O1b	6P1b	6Q1b	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A3a	4F1a1a1		5E
91P00252	0-15	Ap	S	8.9	1.4	0.1	1.7	--	11.3	0.2	0.4				1.3	--	--	57.2	tr	1.06	0.36	--	--
91P00253	15-30	AB1	S																		0.20	--
91P00254	30-45	AB2	S																		0.15	--
91P00255	45-60	AB3	S																		0.11	--
91P00256	60-83	Bt1	S																		0.10	--
91P00257	83-111	Bt2	S																		0.10	--
91P00258	111-152	Bt3	S																		0.08	--
91P00259	0-15	Ap	S	5.1	1.3	0.1	1.4	--	6.7	0.2	0.5				1.2	--	--	50.1	tr	0.98	0.26	1	tr

---

pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
					4C1a2a	4C1a2a	8C1b			6E1g
91P00252	0-15	Ap	S		7.4	7.9	7.3			tr
91P00253	15-30	AB1	S		7.4	8.0				tr
91P00254	30-45	AB2	S		7.2	7.8				--
91P00255	45-60	AB3	S		7.1	7.6				--
91P00256	60-83	Bt1	S		7.0	7.7				--
91P00257	83-111	Bt2	S		7.0	7.6				--
91P00258	111-152	Bt3	S		6.9	7.4
91P00259	0-15	Ap	S		7.4	8.0	7.2			tr

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

Phosphorus

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)

KCl

Melanic

NZ

Acid

Anion Exch Resin

Bray

Bray

Olsen

H2O

Citric

Mehlich

Extr

Depth

Index

Oxal

Available

Capacity

1

2

Acid

III

NO3

Layer

(cm)

Horz

Prep

%

(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)

6S3

91P00252

0-15

Ap

S

65.0

91P00253

15-30

AB1

S

44.0

91P00254

30-45

AB2

S

47.0

91P00255

45-60

AB3

S

50.0

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A2i

&nbsp;

&nbsp;

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

91P00252

0.0-15.0

Ap

tcly

MT 3

MI 3

KK 2

MM 1

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

14

6.3

&nbsp;

&nbsp;

2.7

&nbsp;

&nbsp;

&nbsp;

91P00256

60.0-83.0

Bt1

tcly

MT 4

MI 2

MM 2

KK 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

17

8.0

&nbsp;

&nbsp;

2.3

&nbsp;

&nbsp;

&nbsp;

91P00257

83.0-111.0

Bt2

tcly

MT 4

MI 2

KK 2

QZ 1

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

18

7.4

&nbsp;

&nbsp;

2.3

&nbsp;

&nbsp;

&nbsp;

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm	&nbsp;	&nbsp;	&nbsp;	&nbsp;

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MM Montmorillonite-Mica	MT Montmorillonite	QZ Quartz

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 90CO063003

( Kit Carson, Colorado )

Print Date: Apr 19 2024 5:06PM

Sampled As	:	Kuma		Fine-silty, mixed Pachic Argiustolls
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  91P0043

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

 

 

 

7B1a2

 

tion

Layer

(cm)

Horz

ion

( - - - - - - - - peak size - - - - - - - - - )

(- - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -)

mg g-1

91P00256

60.0-83.0

Bt1

vfs

 

 

 

 

 

 

 

 

 

67

QZ 57

FD 22

QC 10

FP 4

HN 2

MS 2

 

 

 

 

 

 

 

 

 

 

 

BT 1

GS 1

PR tr

ZR tr

OP tr

AR tr

 

 

 

 

 

 

 

 

 

 

PO tr

TM tr

KK tr

 

 

 

 

91P00257

83.0-111.0

Bt2

vfs

 

 

 

 

 

 

 

 

 

76

QZ 66

FD 15

QC 10

FP 3

HN 2

BT 1

 

 

 

 

 

 

 

 

 

 

 

MS 1

AR 1

PR tr

GS tr

AM tr

PO tr

 

 

 

 

 

 

 

 

 

 

OP tr

KK tr

 

 

 

 

 

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm	 	 	 	 

MINERAL INTERPRETATION:
AM Amphibole	AR Weatherable Aggregates	BT Biotite	FD Feldspar	FP Plagioclase Feldspar
GS Glass	HN Hornblende	KK Kaolinite	MS Muscovite	OP Opaques
PO Plant Opal	PR Pyroxene	QC Clay-Coated Quartz	QZ Quartz	TM Tourmaline
ZR Zircon